| http://www.w3.org/ns/prov#value | - s of the study. (b)Assessment of current requirements for depth of cover over buried pipelines (1)In generalIf, following completion of the study under subsection (a), the Secretary finds that the depth of cover over buried pipelines is a contributing factor in the accidental release of hazardous liquids from the pipelines, the Secretary, not later than 1 year after the date of completion of the s
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